Serial Port Module Isolated 6‑in‑1 FT232 USB/ 485/422/232/ TTL Converter YN4561I
Model: YN4561I. 1kV isolation between USB, RS‑232, RS‑485/422, TLL, support mutual conversion between USB and RS‑232, USB and RS‑422/485, USB and TTL, TTL and RS‑S232, TTL and RS‑422/485, RS232 and RS‑422/485.